function showtab(div)
{
	var arrDiv;
	arrDiv=div.split(";");
	document.getElementById(arrDiv[0]).className="current";
	document.getElementById(arrDiv[0]+"tab").style.display="block";
	for(var i=1;i<arrDiv.length;i++){
		document.getElementById(arrDiv[i]).className="";
		document.getElementById(arrDiv[i]+"tab").style.display="none";
	}
}
function showtab2(div)
{
	var arrDiv;
	arrDiv=div.split(";");
	document.getElementById(arrDiv[0]).className="current";
	document.getElementById(arrDiv[0]+"tab").style.display="block";
	for(var i=1;i<arrDiv.length;i++){
		document.getElementById(arrDiv[i]).className="";
		document.getElementById(arrDiv[i]+"tab").style.display="none";
	}
}
//幻灯片
var currslid = 0;
var slidint;
function setfoc(id){
	document.getElementById("focpic").src = picarry[id];
	document.getElementById("foclnk").href = lnkarry[id];
	document.getElementById("fttltxt").innerHTML = ttlarry[id];
	currslid = id;
	for(i=0;i<5;i++){
		document.getElementById("tmb"+i).className = "c1_leftsmallimg";
	};
	document.getElementById("tmb"+id).className ="c1_leftsmallimghover";
	document.getElementById("focpic").style.visibility = "hidden";
	if (document.getElementById("focpic").style.visibility == "visible") {
		document.getElementById("focpic").style.visibility = "hidden";
	}
	else {
		document.getElementById("focpic").style.visibility = "visible";
	}
	stopit();
}
function playnext(){
	if(currslid==4){
		currslid = 0;
	}
	else{
		currslid++;
	};
	setfoc(currslid);
	playit();
}
function playit(){
	slidint = setTimeout(playnext,4500);
}
function stopit(){
	clearTimeout(slidint);
}
//幻灯片结束